7265286

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{109}}^1$

素因数の和:170

約数の個数: 72

約数和(自身を含む): 18978960

約数和(自身を除く): 11713674

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 109, 126, 138, 161, 207, 218, 322, 327, 414, 483, 529, 654, 763, 966, 981, 1058, 1449, 1526, 1587, 1962, 2289, 2507, 2898, 3174, 3703, 4578, 4761, 5014, 6867, 7406, 7521, 9522, 11109, 13734, 15042, 17549, 22218, 22563, 33327, 35098, 45126, 52647, 57661, 66654, 105294, 115322, 157941, 172983, 315882, 345966, 403627, 518949, 807254, 1037898, 1210881, 2421762, 3632643, 7265286]

約数ペア:

[(1, 7265286), (2, 3632643), (3, 2421762), (6, 1210881), (7, 1037898), (9, 807254), (14, 518949), (18, 403627), (21, 345966), (23, 315882), (42, 172983), (46, 157941), (63, 115322), (69, 105294), (109, 66654), (126, 57661), (138, 52647), (161, 45126), (207, 35098), (218, 33327), (322, 22563), (327, 22218), (414, 17549), (483, 15042), (529, 13734), (654, 11109), (763, 9522), (966, 7521), (981, 7406), (1058, 6867), (1449, 5014), (1526, 4761), (1587, 4578), (1962, 3703), (2289, 3174), (2507, 2898)]